For a time in the 1920s, the ride to Chicago was interrupted after the train crossed the Ohio River into Cairo, as if the train were passing from Poland into the old Soviet Union during the Cold War. Once over the river and officially in the North, the colored cars had to be removed in a noisy and cumbersome uncoupling and the integrated cars attached in their place to adhere to the laws of Illinois. Colored passengers had to move, wait, reshuffle themselves, and haul their bags to the newly attached integrated cars. Going south, the ritual was reversed. The railroad men now had to reattach
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